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Diffstat (limited to 'sound/soc/codecs/stac9766.c')
-rw-r--r--sound/soc/codecs/stac9766.c118
1 files changed, 50 insertions, 68 deletions
diff --git a/sound/soc/codecs/stac9766.c b/sound/soc/codecs/stac9766.c
index ee86568545c2..00d67cc8e206 100644
--- a/sound/soc/codecs/stac9766.c
+++ b/sound/soc/codecs/stac9766.c
@@ -25,7 +25,6 @@
#include <sound/pcm_params.h>
#include <sound/soc.h>
#include <sound/tlv.h>
-#include <sound/soc-of-simple.h>
#include "stac9766.h"
@@ -257,20 +256,15 @@ static int stac9766_reset(struct snd_soc_codec *codec, int try_warm)
return 0;
}
-static int stac9766_codec_suspend(struct platform_device *pdev,
+static int stac9766_codec_suspend(struct snd_soc_codec *codec,
pm_message_t state)
{
- struct snd_soc_device *socdev = platform_get_drvdata(pdev);
- struct snd_soc_codec *codec = socdev->card->codec;
-
stac9766_set_bias_level(codec, SND_SOC_BIAS_OFF);
return 0;
}
-static int stac9766_codec_resume(struct platform_device *pdev)
+static int stac9766_codec_resume(struct snd_soc_codec *codec)
{
- struct snd_soc_device *socdev = platform_get_drvdata(pdev);
- struct snd_soc_codec *codec = socdev->card->codec;
u16 id, reset;
reset = 0;
@@ -300,10 +294,9 @@ static struct snd_soc_dai_ops stac9766_dai_ops_digital = {
.prepare = ac97_digital_prepare,
};
-struct snd_soc_dai stac9766_dai[] = {
+static struct snd_soc_dai_driver stac9766_dai[] = {
{
- .name = "stac9766 analog",
- .id = 0,
+ .name = "stac9766-hifi-analog",
.ac97_control = 1,
/* stream cababilities */
@@ -325,8 +318,7 @@ struct snd_soc_dai stac9766_dai[] = {
.ops = &stac9766_dai_ops_analog,
},
{
- .name = "stac9766 IEC958",
- .id = 1,
+ .name = "stac9766-hifi-IEC958",
.ac97_control = 1,
/* stream cababilities */
@@ -342,57 +334,24 @@ struct snd_soc_dai stac9766_dai[] = {
.ops = &stac9766_dai_ops_digital,
}
};
-EXPORT_SYMBOL_GPL(stac9766_dai);
-static int stac9766_codec_probe(struct platform_device *pdev)
+static int stac9766_codec_probe(struct snd_soc_codec *codec)
{
- struct snd_soc_device *socdev = platform_get_drvdata(pdev);
- struct snd_soc_codec *codec;
int ret = 0;
printk(KERN_INFO "STAC9766 SoC Audio Codec %s\n", STAC9766_VERSION);
- socdev->card->codec = kzalloc(sizeof(struct snd_soc_codec), GFP_KERNEL);
- if (socdev->card->codec == NULL)
- return -ENOMEM;
- codec = socdev->card->codec;
- mutex_init(&codec->mutex);
-
- codec->reg_cache = kmemdup(stac9766_reg, sizeof(stac9766_reg),
- GFP_KERNEL);
- if (codec->reg_cache == NULL) {
- ret = -ENOMEM;
- goto cache_err;
- }
- codec->reg_cache_size = sizeof(stac9766_reg);
- codec->reg_cache_step = 2;
-
- codec->name = "STAC9766";
- codec->owner = THIS_MODULE;
- codec->dai = stac9766_dai;
- codec->num_dai = ARRAY_SIZE(stac9766_dai);
- codec->write = stac9766_ac97_write;
- codec->read = stac9766_ac97_read;
- codec->set_bias_level = stac9766_set_bias_level;
- INIT_LIST_HEAD(&codec->dapm_widgets);
- INIT_LIST_HEAD(&codec->dapm_paths);
-
ret = snd_soc_new_ac97_codec(codec, &soc_ac97_ops, 0);
if (ret < 0)
goto codec_err;
- /* register pcms */
- ret = snd_soc_new_pcms(socdev, SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1);
- if (ret < 0)
- goto pcm_err;
-
/* do a cold reset for the controller and then try
* a warm reset followed by an optional cold reset for codec */
stac9766_reset(codec, 0);
ret = stac9766_reset(codec, 1);
if (ret < 0) {
printk(KERN_ERR "Failed to reset STAC9766: AC97 link error\n");
- goto reset_err;
+ goto codec_err;
}
stac9766_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
@@ -402,40 +361,63 @@ static int stac9766_codec_probe(struct platform_device *pdev)
return 0;
-reset_err:
- snd_soc_free_pcms(socdev);
-pcm_err:
- snd_soc_free_ac97_codec(codec);
codec_err:
- kfree(snd_soc_codec_get_drvdata(codec));
-cache_err:
- kfree(socdev->card->codec);
- socdev->card->codec = NULL;
+ snd_soc_free_ac97_codec(codec);
return ret;
}
-static int stac9766_codec_remove(struct platform_device *pdev)
+static int stac9766_codec_remove(struct snd_soc_codec *codec)
{
- struct snd_soc_device *socdev = platform_get_drvdata(pdev);
- struct snd_soc_codec *codec = socdev->card->codec;
-
- if (codec == NULL)
- return 0;
-
- snd_soc_free_pcms(socdev);
snd_soc_free_ac97_codec(codec);
- kfree(codec->reg_cache);
- kfree(codec);
return 0;
}
-struct snd_soc_codec_device soc_codec_dev_stac9766 = {
+static struct snd_soc_codec_driver soc_codec_dev_stac9766 = {
+ .write = stac9766_ac97_write,
+ .read = stac9766_ac97_read,
+ .set_bias_level = stac9766_set_bias_level,
.probe = stac9766_codec_probe,
.remove = stac9766_codec_remove,
.suspend = stac9766_codec_suspend,
.resume = stac9766_codec_resume,
+ .reg_cache_size = sizeof(stac9766_reg),
+ .reg_word_size = sizeof(u16),
+ .reg_cache_step = 2,
+};
+
+static __devinit int stac9766_probe(struct platform_device *pdev)
+{
+ return snd_soc_register_codec(&pdev->dev,
+ &soc_codec_dev_stac9766, stac9766_dai, ARRAY_SIZE(stac9766_dai));
+}
+
+static int __devexit stac9766_remove(struct platform_device *pdev)
+{
+ snd_soc_unregister_codec(&pdev->dev);
+ return 0;
+}
+
+static struct platform_driver stac9766_codec_driver = {
+ .driver = {
+ .name = "stac9766-codec",
+ .owner = THIS_MODULE,
+ },
+
+ .probe = stac9766_probe,
+ .remove = __devexit_p(stac9766_remove),
};
-EXPORT_SYMBOL_GPL(soc_codec_dev_stac9766);
+
+static int __init stac9766_init(void)
+{
+ return platform_driver_register(&stac9766_codec_driver);
+}
+module_init(stac9766_init);
+
+static void __exit stac9766_exit(void)
+{
+ platform_driver_unregister(&stac9766_codec_driver);
+}
+module_exit(stac9766_exit);
MODULE_DESCRIPTION("ASoC stac9766 driver");
MODULE_AUTHOR("Jon Smirl <jonsmirl@gmail.com>");